EnGenius DuraFon SIP Long Range Handset & Charger

Brand: EnGenius | Product Line: EnGenius Durafon-SIP | Manufacturer: Engenius | Phone Connections: Headset jack / sub-mini-phone 2.5 mm | Batteries Required: 1 | Battery Capacity: 1700 mAH | Battery Chemistry: Lithium ion | Battery Recharge Time: 4 hour(s) | Battery Rechargeable: Rechargeable | Standby Time: Up to 50 h | Talk Time: Up to 360 min | Multiple Conferencing: Yes | Phone Directory Capacity: 50 names & numbers | Speakerphone: Yes | Wireless Handsets: 1 | Additional Functions: Intercom, Walkie-Talkie mode | Call Services: Call Hold, Call Transfer, Call Waiting, Caller ID | Caller ID Type: Caller ID | Dialer Location: Handset | Packaged Quantity: 1 | Product Type: Cordless extension handset | Transmission Band: 900 MHz | VoIP: Yes | VoIP Protocols: SIP | Batteries Included: 1 | Handset Depth: 2.3 inch | Handset Height: 1.2 inch | Handset Weight: 25.6 ounce | Handset Width: 6.3 inch | Color Category: Black | ENERGY STAR Certified: No | Service & Support Details: Limited warranty – 1 year | Limited Warranty: 1 Year